题目内容
15、Surely he __ have forgotten about the wedding! But he has to put business first.
A. needn't B. mustn't C. can't D. shouldn't
试题答案
15、C
相关题目
题目内容
15、Surely he __ have forgotten about the wedding! But he has to put business first.
A. needn't B. mustn't C. can't D. shouldn't
试题答案
15、C